修改

qmjszx-admin/src/main/resources/templates/system/site/add.html

@@ -100,7 +100,7 @@
 
     $(".file-upload").fileinput({
         uploadUrl: ctx + 'common/upload',
-        maxFileCount: 5,
+        maxFileCount: 1,
         allowedFileExtensions:['jpg','png'],
         maxFileSize: 10240,
         multiple: true,

qmjszx-admin/src/main/resources/templates/system/site/edit.html

@@ -115,7 +115,7 @@
             'uploadUrl': ctx + 'common/upload',
             initialPreviewAsData: true,
             initialPreview: initialPreview,
-            maxFileCount: 5,
+            maxFileCount: 1,
             allowedFileExtensions: ['jpg', 'png'],
             maxFileSize: 10240,
             multiple: true,